Which of the Following Statements Is Not True Concerning the Central

question 54

Multiple Choice

Which of the following statements is not true concerning the central nervous system?

• A) The central nervous system is made up of the spinal cord and the brain.
• B) The brain and spinal cord contain only white matter: myelinated axons that run together in bundles.
• C) Both the brain and spinal cord are protected by bone.
• D) Both the brain and spinal cord are protected by meninges.
• E) The spaces around the brain and spinal cord are filled with fluid.

---

Definitions:

Spinal Reflexes

Automatic, involuntary movements or actions of the body initiated in the spinal cord without the involvement of the brain.

Somatic Nervous System

The part of the peripheral nervous system that controls voluntary movements of the body and transmits sensory information to the central nervous system.

Corpus Callosum

The large band of neural fibers connecting the two hemispheres of the brain, facilitating interhemispheric communication.

Cortex

The outer layer of the cerebrum of the brain, involved in complex brain functions including memory, attention, perceptual awareness, thought, language, and consciousness.